“card holder”的概念、定义、翻译、参考文献-科学参考

单词	card holder
释义	card holder 卡片夹卡片支架
随便看	pediculus arcus vertebrae Pediculus humanus corporis Pediculus Melo pedigree pedigree breeading pedigree breeder pedigree breeding pedigree cattle pedigree culture pedigree egg-cage (鸡) pedigree farm pedigree hatching pedigree herd pedigree index pedigree method pedigree record pedigree registration pedigree selection pedigree sire pediment pedimentation pedimeter pedimetry Pedinidae Pediococcus

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。